Netcom Systems 410-0004-021 Rev. D4 Backplane BoardCondition Used Seller Notes In working conditions. Brand Netcom Systems Type Backplane Board Model 410 0004 021 Rev. D4 MPN 410 0004 021 Rev. D4 Product Description Product appearance: 80% 99% New Functional test: Normal We have 4 units of Netcom Systems 410 0004 021 Rev. D4, Backplane Board. Pictures shown are for reference; we ship randomly. Please contact us for real product images. Due to the second hand nature of the product, minor scrapes or